Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 3.14
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -3.15 -0.441 1.39
Fertility Sub Index 2.11
Calving Interval (days) -2.09 -1.459 3.05
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 2.89
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) -0.71 -0.432 0.31
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 11.18

* Based on an €80/tonne carbon price